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Implement scm_to_pointer

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* libguile/foreign.c, libguile/foreign.h (scm_to_pointer):
  New C function.

* test-suite/standalone/test-loose-ends.c: Add test.
This commit is contained in:
Mark H Weaver 2012-02-02 17:23:35 -05:00
parent 7fb9c4aff2
commit 1d00abb04f
3 changed files with 27 additions and 0 deletions
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9
libguile/foreign.c
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@ -139,6 +139,15 @@ SCM_DEFINE (scm_make_pointer, "make-pointer", 1, 1, 0,
}
#undef FUNC_NAME
void *
scm_to_pointer (SCM pointer)
#define FUNC_NAME "scm_to_pointer"
{
SCM_VALIDATE_POINTER (1, pointer);
return SCM_POINTER_VALUE (pointer);
}
#undef FUNC_NAME
SCM
scm_from_pointer (void *ptr, scm_t_pointer_finalizer finalizer)
{

1
libguile/foreign.h
View file

@ -55,6 +55,7 @@ typedef void (*scm_t_pointer_finalizer) (void *);
#define SCM_POINTER_VALUE(x) \
((void *) SCM_CELL_WORD_1 (x))
SCM_API void *scm_to_pointer (SCM pointer);
SCM_API SCM scm_from_pointer (void *, scm_t_pointer_finalizer);
SCM_API SCM scm_alignof (SCM type);